LM3678 Description
The LM3678 step-down DC-DC converter is optimized for powering low-voltage circuits from a single Li-Ion cell battery and input voltage rails from 2.5 V to 5.5 V. It provides up to 1.5-A load current, over the entire input voltage range. LM3678 offers a 0.8V or 1.2V option.
LM3678 Key Features
- 2 VOUT = 0.8 V or 1.2 V
- VIN = 2.5 V to 5.5 V
- 1.5-A Maximum Load Capability
- 3.3-MHz (Typical) PWM Fixed Switching
- ±3% DC Output Voltage Precision
- 0.01-µA (Typical) Shutdown Current
- Internal Synchronous Rectification for High
- Internal Soft Start
- Current Overload and Thermal Shutdown